18617338960
MAH-CPO Hardlen F-2
MAH-CPO Hardlen CY-
CPO Hardlen 14-LLB-
CPO Hardlen DX-526P
低温柔韧性好聚酯二元醇
对苯酚二羟乙基醚(HQEE)
1,6-己二醇(HDO)
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